Struct Canvas 

pub struct Canvas { /* private fields */ }

Implementations

impl Canvas

pub fn new(on_render: RenderCallback) -> Canvas

pub fn try_downcast( element: &(dyn ElementExt + 'static), ) -> Option<CanvasElement>

Trait Implementations

impl ChildrenExt for Canvas

fn get_children(&mut self) -> &mut Vec<Element>

fn children(self, children: impl IntoIterator<Item = Element>) -> Self

fn maybe_child<C>(self, child: Option<C>) -> Self

where C: IntoElement,

fn child<C>(self, child: C) -> Self

where C: IntoElement,

impl ContainerExt for Canvas

fn position(self, position: impl Into<Position>) -> Self

fn padding(self, padding: impl Into<Gaps>) -> Self

fn margin(self, margin: impl Into<Gaps>) -> Self

fn min_width(self, minimum_width: impl Into<Size>) -> Self

fn min_height(self, minimum_height: impl Into<Size>) -> Self

fn max_width(self, maximum_width: impl Into<Size>) -> Self

fn max_height(self, maximum_height: impl Into<Size>) -> Self

fn visible_width(self, visible_width: impl Into<VisibleSize>) -> Self

fn visible_height(self, visible_height: impl Into<VisibleSize>) -> Self

impl ContainerWithContentExt for Canvas

fn direction(self, direction: Direction) -> Self

fn main_align(self, main_align: Alignment) -> Self

fn cross_align(self, cross_align: Alignment) -> Self

fn spacing(self, spacing: impl Into<f32>) -> Self

fn content(self, content: Content) -> Self

fn center(self) -> Self

fn offset_x(self, offset_x: impl Into<f32>) -> Self

fn offset_y(self, offset_y: impl Into<f32>) -> Self

fn vertical(self) -> Self

fn horizontal(self) -> Self

impl EventHandlersExt for Canvas

fn get_event_handlers( &mut self, ) -> &mut HashMap<EventName, EventHandlerType, FxBuildHasher>

fn on_mouse_down( self, on_mouse_down: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_mouse_up( self, on_mouse_up: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_mouse_move( self, on_mouse_move: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_global_mouse_up( self, on_global_mouse_up: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_global_mouse_down( self, on_global_mouse_down: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_global_mouse_move( self, on_global_mouse_move: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_capture_global_mouse_move( self, on_capture_global_mouse_move: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_capture_global_mouse_up( self, on_capture_global_mouse_up: impl Into<EventHandler<Event<MouseEventData>>>, ) -> Self

fn on_key_down( self, on_key_down: impl Into<EventHandler<Event<KeyboardEventData>>>, ) -> Self

fn on_key_up( self, on_key_up: impl Into<EventHandler<Event<KeyboardEventData>>>, ) -> Self

fn on_global_key_down( self, on_global_key_down: impl Into<EventHandler<Event<KeyboardEventData>>>, ) -> Self

fn on_global_key_up( self, on_global_key_up: impl Into<EventHandler<Event<KeyboardEventData>>>, ) -> Self

fn on_wheel( self, on_wheel: impl Into<EventHandler<Event<WheelEventData>>>, ) -> Self

fn on_touch_cancel( self, on_touch_cancel: impl Into<EventHandler<Event<TouchEventData>>>, ) -> Self

fn on_touch_start( self, on_touch_start: impl Into<EventHandler<Event<TouchEventData>>>, ) -> Self

fn on_touch_move( self, on_touch_move: impl Into<EventHandler<Event<TouchEventData>>>, ) -> Self

fn on_touch_end( self, on_touch_end: impl Into<EventHandler<Event<TouchEventData>>>, ) -> Self

fn on_pointer_press( self, on_pointer_press: impl Into<EventHandler<Event<PointerEventData>>>, ) -> Self

fn on_pointer_down( self, on_pointer_down: impl Into<EventHandler<Event<PointerEventData>>>, ) -> Self

fn on_pointer_enter( self, on_pointer_enter: impl Into<EventHandler<Event<PointerEventData>>>, ) -> Self

fn on_pointer_leave( self, on_pointer_leave: impl Into<EventHandler<Event<PointerEventData>>>, ) -> Self

fn on_file_drop( self, on_file_drop: impl Into<EventHandler<Event<FileEventData>>>, ) -> Self

fn on_global_file_hover( self, on_global_file_hover: impl Into<EventHandler<Event<FileEventData>>>, ) -> Self

fn on_global_file_hover_cancelled( self, on_global_file_hover_cancelled: impl Into<EventHandler<Event<FileEventData>>>, ) -> Self

fn on_ime_preedit( self, on_ime_preedit: impl Into<EventHandler<Event<ImePreeditEventData>>>, ) -> Self

fn on_sized( self, on_sized: impl Into<EventHandler<Event<SizedEventData>>>, ) -> Self

fn on_press( self, on_press: impl Into<EventHandler<Event<PressEventData>>>, ) -> Self

This is generally the best event in which to run “press” logic, this might be called onClick, onActivate, or onConnect in other platforms.

fn on_secondary_press( self, on_pointer_press: impl Into<EventHandler<Event<PressEventData>>>, ) -> Self

Also called the context menu click in other platforms. Gets triggered when:

fn on_all_press( self, on_press: impl Into<EventHandler<Event<PressEventData>>>, ) -> Self

Gets triggered when:

impl From<Canvas> for Element

fn from(value: Canvas) -> Element

Converts to this type from the input type.

impl KeyExt for Canvas

fn write_key(&mut self) -> &mut DiffKey

fn key(self, key: impl Hash) -> Self

impl LayoutExt for Canvas

fn get_layout(&mut self) -> &mut LayoutData

fn layout(self, layout: LayoutData) -> Self

impl MaybeExt for Canvas

fn maybe(self, bool: impl Into<bool>, then: impl FnOnce(Self) -> Self) -> Self

fn map<T>(self, data: Option<T>, then: impl FnOnce(Self, T) -> Self) -> Self